Portion of display panel or screen with an icon



FIG. 1 is a front view of a first embodiment of a portion of a display panel or screen with an icon showing my new design; and,

FIG. 2 is a front view of a second embodiment of a portion of a display panel or screen with an icon showing my new design.

The dot-dash broken lines in each figure show a portion of a display panel or screen. The dot-dash broken lines in each figure define the boundaries of, but not included in, the claimed design. 

CLAIM The ornamental design for a portion of a display panel or screen with an icon, as shown and described. 